UnknownKeyReceived Event
Signals that the server has introduced itself with an unknown key.
Syntax
sftpclient.on('UnknownKeyReceived', [callback])
Callback
The 'callback' is called when the 'UnknownKeyReceived' event is emited.
function(e){ }
The argument 'e' has the following properties:
e.algorithm e.bits e.fingerprintSHA256 e.action
Remarks
The class fires this event to tell the application that the server has introduced itself with a key not present in TrustedKeysFile. The details of the key are provided. In this event handler, you need to make a decision whether to proceed with the connection.
Use ServerKey to access more key details.
Use Action to tell the class what it should do with the key, supported values: catAcceptOnce = 1, catAcceptPermanently = 2, catReject = 3. Note that accepting an unknown and unchecked key may be risky.